8249723 has 2 divisors, whose sum is σ = 8249724. Its totient is φ = 8249722.

The previous prime is 8249719. The next prime is 8249783. The reversal of 8249723 is 3279428.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8249723 - 2² = 8249719 is a prime.

It is not a weakly prime, because it can be changed into another prime (8249713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4124861 + 4124862.

It is an arithmetic number, because the mean of its divisors is an integer number (4124862).

Almost surely, 2^8249723 is an apocalyptic number.

8249723 is a deficient number, since it is larger than the sum of its proper divisors (1).

8249723 is an equidigital number, since it uses as much as digits as its factorization.

8249723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 35.

The square root of 8249723 is about 2872.2331033536. The cubic root of 8249723 is about 202.0597395442.

The spelling of 8249723 in words is "eight million, two hundred forty-nine thousand, seven hundred twenty-three".